Nobita and friends finds a secret underwater castle packed with mysteries and riches. With Doraemon's high-tech gadgets, they dive into an ocean adventure mixing humor, teamwork, and imagination in a breathtaking aquatic world.

Cast

Wasabi MizutaDoraemon (voice)

Megumi OoharaNobita (voice)

Yumi KakazuShizuka (voice)

Subaru KimuraGian (voice)

Tomokazu SekiSuneo (voice)